To take care of my pregnant wife, I decided to live with my mother-in-law Yumi for a while. I thought my wife's labor pain would subside, but my wife was angry because I was always scrutinizing Yumi's body, so she finally let me abstain. Then Yumi, worried that I was in pain, massaged me, but when she saw that I was erect, she gently touched me and made an attractive offer, "Do you want to massage here again?" and then put her hand...